Open-source realism mod for Arma 3
Not with the vanilla system, but you might want to check out A3 Wounding System (AIS) which includes similar functionality, or ACE.
NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.
I don't remember downloading a vibranium body armor mod.
1 project | reddit.com/r/arma | 10 May 2022
Is there a Vortex xm157 next Gen fire control system optics in game or in any mods?
1 project | reddit.com/r/arma | 7 May 2022
Cheatsheet for reading ACE3 code
1 project | reddit.com/r/armadev | 7 May 2022
Adding ACE3 cargo items in vehicle config
2 projects | reddit.com/r/armadev | 20 Apr 2022
DEVBLOG #3: Ballistics
1 project | dev.to | 15 Apr 2022